Home / 775,743.24-1,163,245.02-270,242.04

Finding the Fourth Proportional to 775,743.24, 1,163,245.02 and 270,242.04

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Solution

The fourth proportional to 775,743.24, 1,163,245.02 and 270,242.04 is: 405,234.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    775,743.24 : 1,163,245.02 = 270,242.04 : x
  2. Step 2: Convert to fraction form
    775,743.24/1,163,245.02 = 270,242.04/x
  3. Step 3: Cross multiply
    775,743.24x = 1,163,245.02 × 270,242.04
  4. Step 4: Simplify right side
    775,743.24x = 314,357,707,224.64
  5. Step 5: Solve for x
    x = 314,357,707,224.64/775,743.24
  6. Step 6: Final answer
    x = 405,234.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.